IP Library › Granted Patent US 5,475,421
Granted Patent Utility
US 5,475,421 · App. 07/915,087

Video data scaling for video teleconferencing workstations communicating by digital data network

Inventors: Larry G. Palmer, Ricky S. Palmer
Patented Case View Patent ↗
Granted: Dec 12, 1995 Filed: Jul 16, 1992
Inventors
Larry G. Palmer
Ricky S. Palmer
Assignee (at issue)
Digital Equipment Corporation

This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 5,475,421
App. No.
07/915,087
Filed
1992-07-16
Granted
1995-12-12
Kind
A